MLB.com's Carrie Muskat has been covering Major League Baseball since 1981 and is the author of "Banks to Sandberg to Grace: Five Decades of Love and Frustration with the Cubs." You can follow her on Twitter @CarrieMuskat. Here, she blogs about the Cubs.

5/21 More on Howry

To make room on the 25-man roster for Bob Howry, rookie Justin Berg was optioned to Triple-A Iowa. To open a spot on the 40-man, right-handed reliever David Patton was designated for assignment.

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